<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>HTML Cache Manifest 实例</title>
</head>
<body>

<script type="text/javascript" src="demo_time.js"></script>

<p id="timePara"><button onclick="getDateTime()">获得日期和时间</button></p>
<p><img src="img/w3school_banner.gif"></p>
<p>请打开 <a href="html5_html_manifest.html" target="_blank">这个页面</a>，然后脱机浏览，重新加载页面。页面中的脚本和图像依然可用。</p>

</body>
</html>